<label class="switch">
  <input type="checkbox" />
  <span class="slider"></span>
</label>

<style>
/* From Uiverse.io by alfoly1988 - Tags: simple, black, switch, toggle switch */
/* The switch - the box around the slider */
.switch {
  font-size: 17px;
  position: relative;
  display: inline-block;
  width: 3.5em;
  height: 2em;
}

/* Hide default HTML checkbox */
.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

/* The slider */
.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgb(75, 73, 74);
  transition: 0.4s;
  border-radius: 30px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 1.4em;
  width: 1.4em;
  border-radius: 20px;
  left: 0.3em;
  bottom: 0.3em;
  background-color: black;
  box-shadow: inset 8px -4px 0 0 white;
  transition: 0.4s;
}

.switch input:checked + .slider {
  background-color: #2196f3;
}

.switch input:checked + .slider:before {
  transform: translateX(1.5em);
  background-color: yellow;
  box-shadow: none;
}

</style>
